<style>
*{ margin: 0px; padding: 0px;}
</style>

<template>
    <text>{{age}}</text>
    <text>{{age2}}</text>
</template>


<script>
const age = ref(14);
const age2 = ref(0);

window.onclick = function (){
    age.value = age.value +1;
    age2.value = age2.value +2;
}
</script>